Fisher & Paykel Washing machine Motor Control Module 421226USP, Replaces 420579USP

120V AQS H 3UD motor control module for Fisher & Paykel AquaSmart washing machines.

Is This the Right Part?

Common Symptoms

• Washer will not start or respond to control inputs.
• Washer control buttons may flash and the unit may not operate.
• Failure of controlled functions such as motor operation, draining, or water-valve operation may occur.

Check Before Replacing

• Verify that the appliance model and product code match documented compatibility before ordering.
• If the washer is unresponsive, check whether the control panel responds before replacing the module.
• Disconnect electrical power before inspecting or replacing the module.

Pro Tip

Part Details

Key Features

• 120V rating.
• AQS H 3UD configuration.
• Genuine Fisher & Paykel OEM part.
• Motor-control/electronic-control module for washing machines.

Installation Notes

• Disconnect electrical power before installation.
• Follow the programming instructions supplied with the replacement module; the washer size setting may need to be stored in module memory.

Verified Compatible Models

WL26CW1, WL26CW1-96215A, WL26CW1-96215B, WL26CW2, WL26CW2-96114A, WL37T26CW2, WL37T26CW2-96109A, WL37T26DW1-96125A, WL37T26DW2, WL37T26KW2, WL37T26KW2-96104A, WL42T26DW1, WL42T26DW1-96178A, WL42T26DW1-96178B, WL42T26KW1

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.